Subtract 45/18 from 56/25, Solve 2 6/25

Subtract 45/18 from 56/25

1^st number: 2 6/25, 2^nd number: 2 9/18

56/25 - 45/18 is -13/50.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 25 × 18 = 450,
56/25 = 56 × 18/25 × 18 = 1008/450
Likewise, for the 2nd fraction, since 18 × 25 = 450,
45/18 = 45 × 25/18 × 25 = 1125/450
Subtract the two like fractions:
1008/450 - 1125/450 = 1008 - 1125/450 = -117/450
After reducing the fraction, the answer is -13/50

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